The Yankees and Red Sox, always the focus of attention, argument and controversy across Connecticut, can each claim some victories - on the field and off. The Red Sox are defending World Champions, having won the 2013 World Series. They Yankees are the most valuable team in baseball, having won the 2013 monetary championship, just ahead of the Los Angeles Dodgers and Boston Red Sox, according to data compiled by Bloomberg News.

The New York Yankees are worth $3.3 billion, making them the sport’s most-valuable enterprise. The Los Angeles Dodgers rank second with a value of $2.1 billion. Ten teams are worth more than $1 billion. The Boston Red Sox and New York Mets each are valued at more than $2 billion, the data shows.

The Yankees ranked first in overall team value, and 1st in the following categories: Team Revenue ($570 Million), Gate Receipts ($265 million), Concessions $53 million), Sponsorship ($84 million), and Media Rights ($158 million). The Yankees ranked 4th in attendance during 2013, at 3.3 million.

The Red Sox ranked third overall, just behind the Los Angeles Dodgers. The Red Sox ranked 2nd in Team Revenue ($405 million), Gate Receipts ($174 million), Concessions ($36 million). The team was third in Sponsorship ($40 million), seventh in Media Rights ($89 million), and 9th in Attendance (2.8 million).

In calculating team value, Bloomberg News examined revenue from ticket sales, concessions, sponsorships and broadcast rights, as well as interests in TV channels, radio stations and real estate.

The Yankees ranked 1st in Team Value, 2nd in the value of their Regional Sports Network, 2nd in Related Business; the Red Sox ranked 3rd in Team Value, 3rd in Regional Sports Network and 3rd in Related Business.

Revenue from national TV contracts and merchandise is split evenly among the teams, as is the value of MLB Advanced Media, a subsidiary that supplies content to Internet and mobile subscribers.

Fourteen teams have stakes in regional sports networks, according to the report. Of the 10 teams valued at $1 billion or more, only the Philadelphia Phillies don’t have one. The team and Comcast are in negotiations for a new TV contract. Their current deal ends in 2015.

The average value of a team’s interest in a regional network is about $360 million, with the Mets’ 65 percent stake in SportsNet New York having the biggest valuation of almost $1.2 billion, according to data compiled by Bloomberg.